proxypin: remove update-gitHashes.py (#469532)

pkgs/by-name/pr/proxypin/package.nix

@@ -24,7 +24,7 @@ flutter332.buildFlutterApplication {
 
   pubspecLock = lib.importJSON ./pubspec.lock.json;
 
-  gitHashes = lib.importJSON ./gitHashes.json;
+  gitHashes = lib.importJSON ./git-hashes.json;
 
   postPatch = ''
     substituteInPlace linux/my_application.cc \
@@ -52,7 +52,7 @@ flutter332.buildFlutterApplication {
     ${lib.getExe flutter332} pub get
     ${lib.getExe yq-go} eval --output-format=json --prettyPrint pubspec.lock > $PACKAGE_DIR/pubspec.lock.json
     popd
-    $PACKAGE_DIR/update-gitHashes.py
+    $(nix eval --file . dart.fetchGitHashesScript) --input $PACKAGE_DIR/pubspec.lock.json --output $PACKAGE_DIR/git-hashes.json
   '';
 
   meta = {

pkgs/by-name/pr/proxypin/update-gitHashes.py

@@ -1,51 +0,0 @@
-#! /usr/bin/env nix-shell
-#! nix-shell -i python3 -p python3 nix-prefetch-git
-
-import json
-import subprocess
-import sys
-from pathlib import Path
-
-THIS_FOLDER = Path(__file__).parent.resolve()
-PUBSPEC_LOCK = THIS_FOLDER / "pubspec.lock.json"
-GIT_HASHES = THIS_FOLDER / "gitHashes.json"
-
-
-def fetch_git_hash(url: str, rev: str) -> str:
-    result = subprocess.run(
-        ["nix-prefetch-git", "--url", url, "--rev", rev],
-        capture_output=True,
-        text=True,
-        check=True,
-    )
-    return json.loads(result.stdout)["hash"]
-
-
-def main() -> None:
-    if not PUBSPEC_LOCK.exists():
-        sys.exit(1)
-    try:
-        data = json.loads(PUBSPEC_LOCK.read_text())
-    except json.JSONDecodeError:
-        sys.exit(1)
-    output: dict[str, str] = {}
-    for name, info in data.get("packages", {}).items():
-        if info.get("source") != "git":
-            continue
-        desc = info.get("description")
-        if not isinstance(desc, dict):
-            continue
-        url = desc.get("url")
-        rev = desc.get("resolved-ref")
-        if not (isinstance(url, str) and isinstance(rev, str)):
-            continue
-        try:
-            package_hash = fetch_git_hash(url, rev)
-        except subprocess.CalledProcessError:
-            continue
-        output[name] = package_hash
-    GIT_HASHES.write_text(json.dumps(output, indent=2) + "\n")
-
-
-if __name__ == "__main__":
-    main()